Rakefile

# adapted from http://octopress.org/

require "rubygems"
require "bundler/setup"

deploy_branch   = "master"
public_dir      = "_site"     # compiled site directory
deploy_dir      = "_deploy"   # deploy directory (for Github pages deployment)

#######################
# Working with Jekyll #
#######################

desc "Generate jekyll site"
task :generate do
  #TODO raise "### You haven't set anything up yet." unless File.directory?()
  puts "## Generating Site with Jekyll"
  system "jekyll build"
end

##############
# Deploying  #
##############

desc "Default deploy task"
task :deploy do
  Rake::Task[:push].execute
end

desc "Generate website and deploy"
task :gen_deploy => [:generate, :deploy] do
end

desc "copy dot files for deployment"
task :copydot, :source, :dest do |t, args|
  FileList["#{args.source}/**/.*"].exclude("**/.", "**/..", "**/.DS_Store", "**/._*").each do |file|
    cp_r file, file.gsub(/#{args.source}/, "#{args.dest}") unless File.directory?(file)
  end
end


desc "deploy public directory to github pages"
multitask :push do
  puts "## Deploying branch to Github Pages "
  (Dir["#{deploy_dir}/*"]).each { |f| rm_rf(f) }
  Rake::Task[:copydot].invoke(public_dir, deploy_dir)
  puts "\n## copying #{public_dir} to #{deploy_dir}"
  cp_r "#{public_dir}/.", deploy_dir
  cd "#{deploy_dir}" do
    system "git add ."
    system "git add -u"
    message = "Site updated at #{Time.now.utc}"
    puts "\n## Commiting: #{message}"
    system "git commit -m \"#{message}\""
    puts "\n## Pushing generated #{deploy_dir} website"
    system "git push origin #{deploy_branch} --force"
    puts "\n## Github Pages deploy complete"
  end
end

desc "Set up _deploy folder and deploy branch for Github Pages deployment"
task :setup_github_pages, :repo do |t, args|
  if args.repo
    repo_url = args.repo
  else
    puts "Enter the read/write url for your repository"
    puts "(For example, 'git@github.com:your_username/your_username.github.io)"
    print "Repository url: "
    repo_url = STDIN.gets.chomp
  end
  user = repo_url.match(/:([^\/]+)/)[1]
  branch = (repo_url.match(/\/[\w-]+\.github\.(?:io|com)/).nil?) ? 'gh-pages' : 'master'
  project = (branch == 'gh-pages') ? repo_url.match(/\/([^\.]+)/)[1] : ''
  unless (`git remote -v` =~ /origin.+?all_about_you(?:\.git)?/).nil?
    # If all_about_you is still the origin remote (from cloning) rename it to all_about_you
    system "git remote rename origin all_about_you"
    if branch == 'master'
      # If this is a user/organization pages repository, add the correct origin remote
      # and checkout the source branch for committing changes to the site source.
      system "git remote add origin #{repo_url}"
      puts "Added remote #{repo_url} as origin"
      system "git config branch.master.remote origin"
      puts "Set origin as default remote"
      system "git branch -m master source"
      puts "Master branch renamed to 'source' for committing your site source files"
    end
  end
  url = "http://#{user}.github.io"
  url += "/#{project}" unless project == ''
  rm_rf deploy_dir
  mkdir deploy_dir
  cd "#{deploy_dir}" do
    system "git init"
    system "echo 'My Awesome Page is coming soon …' > index.html"
    system "git add ."
    system "git commit -m \"initial commit\""
    system "git branch -m gh-pages" unless branch == 'master'
    system "git remote add origin #{repo_url}"
    rakefile = IO.read(__FILE__)
    rakefile.sub!(/deploy_branch(\s*)=(\s*)(["'])[\w-]*["']/, "deploy_branch\\1=\\2\\3#{branch}\\3")
    File.open(__FILE__, 'w') do |f|
      f.write rakefile
    end
  end
  puts "\n---\n## Now you can deploy to #{url} with `rake deploy` ##"
end